Mozilla has officially released Firefox 4, which brings an all-new "Awesome Bar". This tool enables you to "get to your favorite sites quickly - even if you don't remember the URLs." Download page. Continue reading for a short video overview. Here's the bottom line:

Firefox 4 is another major breakthrough for Mozilla. It has restored Firefox's competitiveness at a critical moment when other browser vendors are gaining momentum. Microsoft is back in the ring with IE9 and seems to be more focused on standards than ever before.